QSi1-3 T64720 - GB /T 33949-2017

Grade	QSi1-3
China ISC	T64720
Corresponding Standard	GB /T 33949-2017 Copper Alloy Ring Mateial for Bearing Cage
Classification	Copper and Copper Alloys
Density	8.6 g/cm³

QSi1-3 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Ni	Pb	Al	Zn	Sn	Other Total	More
Minimum Value	-	0.6	0.1	2.4	-	-	-	-	-	Cu:余量
Maximum Value	0.1	1.1	0.4	3.4	0.15	0.02	0.2	0.1	0.5	Cu:余量

"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.

QSi1-3 Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Hardness HBW
M02,M07,M30	≥600	≥8	150~200

Approximate Comparison Table Bronze

China		Japan	United States		International Organization for Standardization		France	European Standard		Russia
GB	ISC	JIS	ASTM	UNS	ISO	Numerical Grade	NF EN/NF	EN	Numerical Grade	GOST
QSi1-3	T64720	C6471 C64710	96Cu-3Ni-1Si	C64710	CuNi3Si1	C64710	CuNi3Si1 C64710	CuNi3Si1	CW112C	БрКН1-3

QSi1-3 Corresponding Standards(Same grade name, different standards)

1	GB /T 5231-2012
	QSi1-3 T64720
2	GB /T 5231-2022
	QSi1-3 T64720
3	YS /T 649-2018
	QSi1-3 T64720
4	GB /T 33949-2017
	QSi1-3 T64720

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!